Tools:
  • Carbide grinding bits
  • Grinding tool


    • Labor:


    By matchporting the turbine inlet to the turbo exhaust manifold outlet, we induce better exhaust gas flow into the turbo turbine.

    FC3S Zenki Turbo Turbine Porting
    Stock 1986-1988 FC3S Zenki turbo turbine inlet
    Notice unbalanced runners.
    Stock 1989-1991 FC3S Kouki turbo turbine inlet
    Notice balanced runners.
    Highly ported 1986-1988 FC3S Zenki turbo turbine inlet
    Turbine runners were matchported to metal gasket dimensions.
    Comparison of before and after porting




    Questions?  Comments?  Send mail to:  reted@fc3spro.com

    02/23/2004